plutonic
adjective
plu·ton·ic
plü-ˈtä-nik 
1
: formed by solidification of magma deep within the earth and crystalline throughout
plutonic rock
2
often capitalized
: plutonian
Examples of plutonic in a Sentence
Recent Examples on the Web
Evolution of an upper crustal plutonic-volcanic plumbing system: Insights from high-precision U-Pb zircon geochronology of the intracaldera tuff and intrusions in Silver Creek caldera, Arizona, USA by T. Zhang and others.
—
Erik Klemetti, Discover Magazine, 11 Dec. 2010
Simon O’Neill unleashed a gleaming, live-steel tenor, and Franz-Josef Selig’s plutonic bass made for an imposing Hunding.
—Globe Staff, BostonGlobe.com, 29 July 2019
Erik Klemetti, Discover Magazine, 11 Dec. 2010
Simon O’Neill unleashed a gleaming, live-steel tenor, and Franz-Josef Selig’s plutonic bass made for an imposing Hunding.
—Globe Staff, BostonGlobe.com, 29 July 2019
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'plutonic.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Etymology
Latin Pluton-, Pluto
First Known Use
1596, in the meaning defined at sense 2
Dictionary Entries Near plutonic
Cite this Entry
“Plutonic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plutonic. Accessed 7 Dec. 2023.
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